Patent Assignment
Reel/Frame 004026/0888
Assignment of Assignors Interest.
Recorded: 1982-07-19
Pages: 1
Assignors
CHEN, ANTHONY B.
Executed: 1982-07-16
HARTE, RICHARD A.
Executed: 1982-07-16
KAUFMAN, NANCY K.
Executed: 1982-07-16
Assignee
DARYL LABORATORIES INC
2220 MARTIN SANTA, A CORP OF CA, CLARA, CALIFORNIA, 95050
Covered Property
(1)
Immunoassay Test Slide
Patent:
4,468,371 →
Application:
06/399,920 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Aug 8, 1984
From: DARYL LABORATORIES, INC.
To: FIRST NATIONAL BANK OF MARYLAND, THE
Reel/Frame 004288/0154 →
Merger Effective: March 26, 1986
Jan 15, 1988
From: DARYL LABORATORIES, INC.,; MICROBIOLOGICAL ASSOCIATES, INC., (MERGED INTO); NEW MICROBIOLOGICAL ASSOCIATES, INC.,
To: MICROBIOLOGICAL ASSOCIATES, INC.,
Reel/Frame 004819/0797 →
Assignment of Assignors Interest.
May 20, 1991
From: MICROBIOLOGICAL ASSOCIATES, INC.
To: MAST IMMUNOSYSTEMS, A CORPORATION OF CA
Reel/Frame 005711/0765 →
Assignment of Assignors Interest.
Aug 26, 1991
From: FIRST NATIONAL BANK OF MARYLAND, THE
To: MAST IMMUNOSYSTEMS A CA CORPORATION
Reel/Frame 005811/0958 →
Change of Name
Oct 23, 2000
From: MAST IMMUNOSYSTEMS, INC.
To: HITACHI CHEMICAL DIAGNOSTICS, INC.
Reel/Frame 011195/0673 →